/Engine/Source/Runtime/CoreUObject/Public/UObject/UnrealType.h
Used to safely check whether any of the passed in flags are set. This is required as PropertyFlags currently is a 64 bit data type and bool is a 32 bit data type so simply using PropertyFlags&CPF_MyFlagBiggerThanMaxInt won't work correctly when assigned directly to an bool.
true if any of the passed in flags are set, false otherwise (including no flags passed in).
bool HasAnyPropertyFlags ( uint64 FlagsToCheck ) const